Home / 108,874,897.34-150,146,435.50-79,459,637.18

Finding the Fourth Proportional to 108,874,897.34, 150,146,435.50 and 79,459,637.18

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Solution

The fourth proportional to 108,874,897.34, 150,146,435.50 and 79,459,637.18 is: 109,580,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,874,897.34 : 150,146,435.50 = 79,459,637.18 : x
  2. Step 2: Convert to fraction form
    108,874,897.34/150,146,435.50 = 79,459,637.18/x
  3. Step 3: Cross multiply
    108,874,897.34x = 150,146,435.50 × 79,459,637.18
  4. Step 4: Simplify right side
    108,874,897.34x = 11,930,581,287,750,890
  5. Step 5: Solve for x
    x = 11,930,581,287,750,890/108,874,897.34
  6. Step 6: Final answer
    x = 109,580,643.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.